Donaldson (DCI) Options Chain

NYSE: DCIIndustrialsPollution Control EquipmentUSD

86.93-0.23 (-0.26%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Feb 19, 2027
Days to expiration: 131
Share price: $86.93
Put/call ratio (OI): 1.30
Put/call ratio (volume): 0.64
ATM implied volatility: 36.0%
Expected move: ±$18.75
Open interest (C / P): 168 / 218

DCI options summary

The DCI options chain for the February 19, 2027 expiration lists 12 call and 14 put contracts, with 131 days until expiration. Open interest stands at 168 calls and 218 puts, a put/call ratio of 1.30, which is more bearish, with puts outnumbering calls. At-the-money implied volatility near the $85.00 strike is 36.0%, which implies the market expects a move of about ±$18.75 (21.6%) in Donaldson stock by expiration.

The most open interest sits at the $115.00 call (102 contracts) and the $75.00 put (103 contracts).

Summary generated from market data by MetaCap's automated system. Methodology

DCI options chain · February 19, 2027

DCI calls and puts by strike price. Shaded cells are in the money.
Calls							Puts
OI	Vol	IV	Last	Bid	Ask	Strike	Bid	Ask	Last	IV	Vol	OI
0	—	—	51.84	0.00	0.00	45.00	0.00	1.05	0.40	66.8%	—	1
—	—	—	—	—	—	50.00	0.00	2.20	0.60	68.3%	—	1
—	—	—	—	—	—	55.00	0.00	2.30	0.85	59.3%	—	1
—	—	—	—	—	—	60.00	0.35	1.00	0.75	48.3%	1	3
4	8	87.8%	25.72	27.70	30.40	65.00	0.00	3.40	1.30	61.6%	1	1
1	1	53.8%	25.10	17.80	20.70	70.00	0.00	3.30	1.50	50.6%	1	2
3	4	58.0%	24.00	16.60	19.70	75.00	0.15	3.50	1.56	41.9%	1	103
5	5	40.9%	10.70	8.60	12.10	80.00	1.00	3.20	2.40	30.3%	1	1
2	1	38.9%	6.87	5.40	9.00	85.00	2.80	5.90	5.10	33.1%	80	72
DCI $86.93
—	—	—	—	—	—	90.00	4.00	7.20	8.00	26.1%	—	1
5	3	36.2%	3.30	1.35	4.50	95.00	8.70	11.40	8.00	30.3%	—	1
40	20	35.2%	2.62	1.25	3.00	100.00	13.20	14.60	14.20	26.4%	6	29
4	2	42.2%	4.30	0.00	3.20	105.00	—	—	—	—	—	—
1	1	40.5%	3.20	0.00	2.10	110.00	—	—	—	—	—	—
102	100	37.9%	1.20	0.00	1.20	115.00	21.80	24.60	26.31	—	2	1
—	—	—	—	—	—	120.00	26.00	29.80	30.60	—	—	1
1	—	55.0%	1.60	0.00	2.35	125.00	—	—	—	—	—	—

In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.

Frequently asked questions

What is the DCI put/call ratio?

For the February 19, 2027 expiration, the DCI put/call ratio based on open interest is 1.30 (218 puts vs 168 calls), and 0.64 based on today's volume. A ratio above 1 means more puts than calls.

What is DCI's implied volatility?

At-the-money implied volatility for DCI options expiring February 19, 2027 is about 36.0%, an annualized estimate of how much the market expects Donaldson stock to move.

How many DCI option expiration dates are there?

DCI has 4 listed expiration dates, from Oct 16, 2026 to May 21, 2027.

What does "in the money" mean?

A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.